APA (7th ed.) Citation

Alchin, N. (2006). Theory of knowledge (2nd ed.). Hodder Murray.

Chicago Style (17th ed.) Citation

Alchin, Nicolas. Theory of Knowledge. 2nd ed. London: Hodder Murray, 2006.

MLA (9th ed.) Citation

Alchin, Nicolas. Theory of Knowledge. 2nd ed. Hodder Murray, 2006.

Warning: These citations may not always be 100% accurate.